Latisha Pullen

What are these markings

Small D’s or something all over the reverse and obverse???

What are these markings
Latisha Pullen, Oct 21, 2019
  • Category:
    Example Category
    Uploaded By:
    Latisha Pullen
    Date:
    Oct 21, 2019
    View Count:
    491
    Comment Count:
    0

    EXIF Data

    File Size:
    1.1 MB
    Mime Type:
    image/jpeg
    Width:
    4032px
    Height:
    3024px
    Aperture:
    f/1.8
    Make:
    Apple
    Model:
    iPhone 7
    Date / Time:
    2019:09:24 10:21:45
    Exposure Time:
    1/226 sec
    ISO Speed Rating:
    ISO 20
    Focal Length:
    3.99 mm
     

    Note: EXIF data is stored on valid file types when a photo is uploaded. The photo may have been manipulated since upload (rotated, flipped, cropped etc).